#include "head.h"

int main(void){
int a, b;

int i;


printf("enter two numbers:");
scanf("%d %d", &a, &b);

for(i=0;i<5313;i++){
      
}

printf("add:%d\n",add(a, b));
printf("sub:%d\n",sub(a, b));
printf("mul:%d\n",mul(a, b));
printf("div:%lf\n",div(a, b));
   return 0;
}
